//
//  ObserverPatternTest.m
//  DesignPattern
//
//  Created by 管理员 on 2019/1/8.
//  Copyright © 2019年 Alic. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "SubscriptionServiceCenterProtocol.h"

@interface Customer : NSObject <SubscriptionServiceCenterProtocol>

@property (nonatomic, strong) NSString *name;

- (id)initWithName:(NSString *)name;

@end
